
Extended InGaAs Dark Current Mitigation in High Speed Fiber Inspection
Cooling extended InGaAs sensors to 220 K reduces thermal dark current density below 5 nA/cm2, enabling accurate online spectrographic fiber identification.

Cooling extended InGaAs sensors to 220 K reduces thermal dark current density below 5 nA/cm2, enabling accurate online spectrographic fiber identification.

Targeting 1450 nm and 2200 nm shortwave infrared bands differentiates polypropylene and organic contaminants from cotton lint with high optical contrast.

Matrix effects in pyrolysis gas chromatography elevate detection limits for restricted dye residues in recycled synthetic lots.

Extended InGaAs sensors expand optical contaminant contrast up to 2.2 micrometers, trading lower quantum efficiency and higher dark current for absolute polypropylene detection.
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